October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Signal Circuit Inspection

IG "OFF" and disconnect HO2S (S2) connector.
IG "ON".
Measure voltage between Pin No. 1 (Signal) terminal of HO2S (S2) harness connector and chassis ground.
Specification: Approx 0.45V
Is the measured voltage within specification?
YES
- Go to "COMPONENT INSPECTION " procedure.
NO
- Repair or replace as necessary and then, go to "VERIFICATION OF VEHICLE REPAIR " procedure.